Solve the problem.The polynomial G(x) = -0.006x4 + 0.140x3 - 0.53x2 + 1.79x measures the concentration of a dye in the bloodstream x seconds after it is injected. Does the concentration increase between 10 and 11 seconds?
A. Yes
B. No
Answer: A
Mathematics
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Solve the problem.The length of a rectangular storage room is 6 feet longer than its width. If the area of the room is 72 square feet, find its dimensions.
A. 6 feet by 12 feet B. 5 feet by 11 feet C. 5 feet by 13 feet D. 7 feet by 13 feet
Mathematics
Find the angle between u and v in radians.u = -5i - 4j, v = 3i + 6j + 2k
A. 2.02 B. 2.63 C. 1.59 D. -1.06
Mathematics
Solve the system by graphing.
x - 
y = 5
x + 
y = 12
A. (3, 4) B. (3, 1) C. (4, -3) D. (4, 3)
Mathematics
Find f(-1) for the function f(x) = 
. Round to the nearest ten-thousandth.
What will be an ideal response?
Mathematics